<?php

class FaqController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='/layouts/admin';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			//'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update', 'saveorder', 'updateorder'),
				'users'=>array('*'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('*'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}


	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
        $sort = '`order` ASC';
        $criteria = new CDbCriteria();
        $criteria->order = $sort;

        $item_count = Faq::model()->count($criteria);

        $pages = new CPagination($item_count);
        $pages->setPageSize(Yii::app()->params['listPerPage']);
        $pages->applyLimit($criteria);  // the trick is here!

        $this->render('index',array(
            'model'=> Faq::model()->findAll($criteria), // must be the same as $item_count
            'item_count'=>$item_count,
            'page_size'=>Yii::app()->params['listPerPage'],
            'items_count'=>$item_count,
            'pages'=>$pages,
            'sort'=>$sort
        ));
	}


	/**
	 * Performs the AJAX validation.
	 * @param News $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='news-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}

    /**
     * Displays a particular model.
     * @param integer $id the ID of the model to be displayed
     */
    public function actionView($id)
    {
        $this->render('view',array(
            'model'=>$this->loadModel($id),
        ));
    }

    /**
     * Creates a new model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     */
    public function actionCreate()
    {
        $model=new Faq;

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);
        if(isset($_POST['Faq']))
        {
            $model->attributes=$_POST['Faq'];
            $model->created = date('Y-m-d H:i:s');
            if($model->save())
                $model->order = $model->id;
                $model->update();
                $this->redirect(array('index'));
        }

        $this->render('create',array(
            'model'=>$model,
        ));
    }

    /**
     * Updates a particular model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id the ID of the model to be updated
     */
    public function actionUpdate($id)
    {
        $model=$this->loadModel($id);

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if(isset($_POST['Faq']))
        {
            $model->attributes=$_POST['Faq'];
            $model->updated = date('Y-m-d H:i:s');
            if($model->save())
                $this->redirect(array('index'));
        }

        $this->render('update',array(
            'model'=>$model,
        ));
    }

    /*
     * ajax update order category
     */
    public function actionUpdateOrder() 
    {
        if(isset($_POST['faqId']))
        {
            $faqModel = new Faq();
            $result = $faqModel->updateOrder($_POST['faqId'], $_POST['faqIdChange']);
        }
    }
    
    /*
     * save order subcategory
     */
    public function actionSaveOrder() 
    {
       if(is_array($_POST)) { 
            foreach($_POST['faq-id'] as $key=>$id) {
                Faq::model()->updateByPk($id, array('order'=>$_POST['order'][$key]));
            }
        }
        
        $this->redirect('/admin/faq/index');
    }
    
    /**
     * Deletes a particular model.
     * If deletion is successful, the browser will be redirected to the 'admin' page.
     * @param integer $id the ID of the model to be deleted
     */
    public function actionDelete($id)
    {
        $this->loadModel($id)->delete();

        // if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
        if(!isset($_GET['ajax']))
            $this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('index'));
    }

    /**
     * Returns the data model based on the primary key given in the GET variable.
     * If the data model is not found, an HTTP exception will be raised.
     * @param integer $id the ID of the model to be loaded
     * @return News the loaded model
     * @throws CHttpException
     */
    public function loadModel($id)
    {
        $model=Faq::model()->findByPk($id);
        if($model===null)
            throw new CHttpException(404,'The requested page does not exist.');
        return $model;
    }
}
